====== MA 04.G.A.2 ====== ====Standard:==== MA 04.G.A.2 Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles. ---- ====Standard Unpacked:==== Classify two-dimensional figures based on the presence or absence of parallel or perpendicular lines, or the presence or absence of angles of a specified size. Recognize right triangles as a category, and identify right triangles. s ==== Lesson Plans: ==== ==== Resources: ==== Good Projects here: https://www.illustrativemathematics.org/content-standards/4 [[math_level_4|Back to Mathematics Level 4]]